/*
 * Copyright 2016 University of Basel, Graphics and Vision Research Group
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package scalismo.sampling.loggers

import scalismo.sampling.{DistributionEvaluator, ProposalGenerator}

object SilentLogger {
  def apply[A]() = new SilentLogger[A]()
}

/** silent logger, does nothing */
class SilentLogger[A] extends AcceptRejectLogger[A] {
  override def accept(current: A,
                      sample: A,
                      generator: ProposalGenerator[A],
                      evaluator: DistributionEvaluator[A]): Unit = {}

  override def reject(current: A,
                      sample: A,
                      generator: ProposalGenerator[A],
                      evaluator: DistributionEvaluator[A]): Unit = {}
}
